Photo rack



FIG. 1 is a front right perspective view of the photo rack;

FIG. 2 is a rear left perspective view of the photo rack;

FIG. 3 is a rear right perspective view of the photo rack;

FIG. 4 is a front left perspective view of the photo rack;

FIG. 5 is a top view of the photo rack; and,

FIG. 6 is a bottom view of the photo rack. 

The ornamental design for a photo rack, as shown. 